iFutniew 10Pcs Brass Collet for, Replacement 4485 Quick Change Rotary Drill Nut Tool Set with Two Metal Change Collet Nut

Compatible with for all rotary tools and flex shaft. But except discontinued Models 1, 2, and Series 1 or earlier of discontinued Models 260, 270 and 280. There are four sizes of brass 4485 collet to choose: 1/8inch, 3/32inch, 1/16inch, 1/32inch. This material is soft and easy to wear and tear, so we use a better quality brass material. For plastic nuts, they will break during use, and the all-metal material solves this quality problem very well. This replacement brass collet provides a big improvement in precision and holds these tiny bits far more securely and in better alignment with the rotation of the tool, under high-speed rotation, it not only maintains stability but also improves work efficiency.